4499669944 has 128 divisors (see below), whose sum is σ = 10716364800. Its totient is φ = 1720535040.

The previous prime is 4499669917. The next prime is 4499669947.

4499669944 is nontrivially palindromic in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4499669947) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8839962 + ... + 8840470.

It is an arithmetic number, because the mean of its divisors is an integer number (83721600).

Almost surely, 2^4499669944 is an apocalyptic number.

4499669944 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4499669944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5358182400).

4499669944 is an abundant number, since it is smaller than the sum of its proper divisors (6216694856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4499669944 is a wasteful number, since it uses less digits than its factorization.

4499669944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773 (or 769 counting only the distinct ones).

The product of its digits is 60466176, while the sum is 64.

The square root of 4499669944 is about 67079.5791877081. The cubic root of 4499669944 is about 1650.9232597234.

The spelling of 4499669944 in words is "four billion, four hundred ninety-nine million, six hundred sixty-nine thousand, nine hundred forty-four".